21936700825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{1019}}^1\times {\mathrm{66239}}^1$

素因数の和:67281

約数の個数: 24

約数和(自身を含む): 29323123200

約数和(自身を除く): 7386422375

約数列:

[1, 5, 13, 25, 65, 325, 1019, 5095, 13247, 25475, 66235, 66239, 331175, 331195, 861107, 1655975, 4305535, 21527675, 67497541, 337487705, 877468033, 1687438525, 4387340165, 21936700825]

約数ペア:

[(1, 21936700825), (5, 4387340165), (13, 1687438525), (25, 877468033), (65, 337487705), (325, 67497541), (1019, 21527675), (5095, 4305535), (13247, 1655975), (25475, 861107), (66235, 331195), (66239, 331175)]